Question

а) 1,25⁴·8⁴
б) 6¹²÷36·6⁹
в) 5-⁶·125-²÷125-⁴

Answer 1

1,25⁴·8⁴ =(1,25*8)⁴ = 10⁴= 10000

6¹²: 36*6⁹ = 6¹² : 6²*6⁹=6¹²: 6 ¹¹ = 6¹ = 6

5⁻⁶  * ( 5³) ⁻² : ( 5³)⁻⁴ = 5⁻⁶  * 5⁻⁶ : 5⁻¹² = 5 ⁻¹² : 5⁻¹² = 5⁰ = 1